Imaging lens assembly module, camera module and electronic device

ABSTRACT

An imaging lens assembly module includes an imaging lens element set, a lens carrier and a light blocking structure. The imaging lens element set has an optical axis. At least one lens element of the lens elements is disposed in the lens carrier. The light blocking structure includes a light blocking opening. The optical axis passes through the light blocking opening, and the light blocking opening includes at least two arc portions and a shrinking portion. Each of the arc portions has a first curvature radius for defining a maximum diameter of the light blocking opening. The shrinking portion is connected to the arc portions for forming the light blocking opening into a non-circular shape. The shrinking portion includes at least one protruding arc which extends and shrinks gradually from the shrinking portion to the optical axis, and the protruding arc has a second curvature radius.

RELATED APPLICATIONS

This application is a continuation-in-part of the application Ser. No.17/249,182, filed on Feb. 23, 2021, and claims priority to U.S.Provisional Application Ser. No. 63/027,390, filed May 20, 2020, whichis herein incorporated by reference.

BACKGROUND Technical Field

The present disclosure relates to an imaging lens assembly module and acamera module. More particularly, the present disclosure relates to animaging lens assembly module and a camera module applied in portableelectronic devices.

Description of Related Art

In recent years, portable electronic devices, such as intelligentelectronic devices, tablets, etc., are developed rapidly and have beenfilled with the lives of modern people. Accordingly, the camera moduleand the imaging lens assembly module which are disposed on the portableelectronic device are also flourished. However, as technology is moreand more advanced, demands for the quality of the imaging lens assemblymodule from users have become higher and higher. Therefore, developingan imaging lens assembly module which can decrease a possibility ofgenerating a stray light and maintain the better image quality becomesan important and solving problem in industry.

SUMMARY

According to one aspect of the present disclosure, an imaging lensassembly module includes an imaging lens element set, a lens carrier anda light blocking structure. The imaging lens element set includes aplurality of lens elements and has an optical axis. At least one lenselement of the lens elements is disposed in the lens carrier. The lightblocking structure is a light blocking sheet mounted on the lenscarrier, is located on an image side of the at least one lens element,and includes a light blocking opening. The optical axis passes throughthe light blocking opening, and the light blocking opening includes atleast two arc portions and a shrinking portion. Each of the at least twoarc portions has a first curvature radius which is for defining amaximum diameter of the light blocking opening. The shrinking portion isconnected to the at least two arc portions. The shrinking portionincludes at least one protruding arc which extends and shrinks graduallyfrom the shrinking portion to the optical axis, and the at least oneprotruding arc has a second curvature radius. The light blockingstructure is an aperture stop of the imaging lens assembly module forcontrolling an amount of an incident light of the imaging lens assemblymodule. When the maximum diameter of the light blocking opening is D,and the second curvature radius of the protruding arc is R, thefollowing condition is satisfied: 0.01<R/D<3.

According to one aspect of the present disclosure, an imaging lensassembly module includes an imaging lens elements set, a lens carrier, alight blocking structure and a driving device. The imaging lens elementset includes a plurality of lens elements and has an optical axis. Atleast one lens element of the lens elements is disposed in the lenscarrier. The light blocking structure is a light blocking sheet mountedon the lens carrier, is located on an image side of the at least onelens element, and includes a light blocking opening. The optical axispasses through the light blocking opening, and the light blockingopening includes at least two arc portions and a shrinking portion. Eachof the at least two arc portions has a first curvature radius which isfor defining a maximum diameter of the light blocking opening. Theshrinking portion is connected to the at least two arc portions. Theshrinking portion includes at least one protruding arc which extends andshrinks gradually from the shrinking portion to the optical axis, andthe at least one protruding arc has a second curvature radius. Thedriving device is for driving the imaging lens element set and the lightblocking structure to move simultaneously along at least one direction.When the maximum diameter of the light blocking opening is D, and across-sectional area of the light blocking opening is A, the followingcondition is satisfied: 0.30<A/[π×(D/2)²]<0.95, wherein π is a ratio ofa circumference of a circle to a diameter of the circle.

According to one aspect of the present disclosure, a camera moduleincludes the imaging lens assembly module of the aforementioned aspectand an image sensor. The image sensor is disposed on an image surface ofthe imaging lens assembly module.

According to one aspect of the present disclosure, an electronic deviceincludes the camera module of the aforementioned aspect.

According to one aspect of the present disclosure, an imaging lensassembly module includes an imaging lens element set, a lens carrier, alight blocking structure and a driving device. The imaging lens elementset includes a plurality of lens elements and has an optical axis. Atleast one lens element of the lens elements is disposed in the lenscarrier. The light blocking structure is a light blocking sheet mountedon the lens carrier, is located on an image side of the at least onelens element, and includes a light blocking opening. The optical axispasses through the light blocking opening, and the light blockingopening includes at least two arc portions and a shrinking portion. Eachof the at least two arc portions has a first curvature radius which isfor defining a maximum diameter of the light blocking opening. Theshrinking portion is connected to the at least two arc portions. Theshrinking portion includes at least one protruding arc which extends andshrinks gradually from the shrinking portion to the optical axis, andthe at least one protruding arc has a second curvature radius. The lightblocking structure is an aperture stop of the imaging lens assemblymodule for controlling an amount of an incident light of the imaginglens assembly module. The driving device is for driving the imaging lenselement set and the light blocking structure to move simultaneouslyalong at least one direction. When the maximum diameter of the lightblocking opening is D, and the second curvature radius of the protrudingarc is R, the following condition is satisfied: 0.01<R/D<3.

According to one aspect of the present disclosure, an imaging lensassembly module includes an imaging lens elements set, a lens carrierand a light blocking structure. The imaging lens element set includes aplurality of lens elements and has an optical axis. At least one lenselement of the lens elements is disposed in the lens carrier. The lightblocking structure is a light blocking sheet mounted on the lenscarrier, is located on an image side of the at least one lens element,and includes a light blocking opening. The optical axis passes throughthe light blocking opening, and the light blocking opening includes atleast two arc portions and a shrinking portion. Each of the at least twoarc portions has a first curvature radius which is for defining amaximum diameter of the light blocking opening. The shrinking portion isconnected to the at least two arc portions. The shrinking portionincludes at least one protruding arc which extends and shrinks graduallyfrom the shrinking portion to the optical axis, and the at least oneprotruding arc has a second curvature radius. The light blockingstructure is an aperture stop of the imaging lens assembly module forcontrolling an amount of an incident light of the imaging lens assemblymodule. When the maximum diameter of the light blocking opening is D,and a cross-sectional area of the light blocking opening is A, thefollowing condition is satisfied: 0.30<A/[π×(D/2)²]<0.95, wherein π is aratio of a circumference of a circle to a diameter of the circle.

BRIEF DESCRIPTION OF THE DRAWINGS

The present disclosure can be more fully understood by reading thefollowing detailed description of the embodiment, with reference made tothe accompanying drawings as follows:

FIG. 1A is a schematic view of an imaging lens assembly module accordingto the 1st embodiment of the present disclosure.

FIG. 1B is another schematic view of the imaging lens assembly moduleaccording to the 1st embodiment in FIG. 1A.

FIG. 10 is a three-dimensional schematic view of the imaging lensassembly module according to the 1st embodiment in FIG. 1A.

FIG. 1D is an exploded view of the imaging lens assembly moduleaccording to the 1st embodiment in FIG. 1A.

FIG. 1E is a schematic view of a light blocking structure according tothe 1st embodiment in FIG. 1A.

FIG. 1F is a schematic view of the parameters of the light blockingstructure according to the 1st embodiment in FIG. 1A.

FIG. 2A is a schematic view of an imaging lens assembly module accordingto the 2nd embodiment of the present disclosure.

FIG. 2B is another schematic view of the imaging lens assembly moduleaccording to the 2nd embodiment in FIG. 2A.

FIG. 2C is a schematic view of a light blocking structure according tothe 2nd embodiment in FIG. 2A.

FIG. 2D is a schematic view of the parameters of the light blockingstructure according to the 2nd embodiment in FIG. 2A.

FIG. 3A is a schematic view of an imaging lens assembly module accordingto the 3rd embodiment of the present disclosure.

FIG. 3B is another schematic view of the imaging lens assembly moduleaccording to the 3rd embodiment in FIG. 3A.

FIG. 3C is a three-dimensional schematic view of the imaging lensassembly module according to the 3rd embodiment in FIG. 3A.

FIG. 3D is another three-dimensional schematic view of the imaging lensassembly module according to the 3rd embodiment in FIG. 3A.

FIG. 3E is an exploded view of the imaging lens assembly moduleaccording to the 3rd embodiment in FIG. 3A.

FIG. 3F is a schematic view of the parameters of the light blockingstructure according to the 3rd embodiment in FIG. 3A.

FIG. 4A is a schematic view of an imaging lens assembly module accordingto the 4th embodiment of the present disclosure.

FIG. 4B is another schematic view of the imaging lens assembly moduleaccording to the 4th embodiment in FIG. 4A.

FIG. 4C is a schematic view of the parameters of the light blockingstructure according to the 4th embodiment in FIG. 4A.

FIG. 5A is a schematic view of an imaging lens assembly module accordingto the 5th embodiment of the present disclosure.

FIG. 5B is another schematic view of the imaging lens assembly moduleaccording to the 5th embodiment in FIG. 5A.

FIG. 5C is a schematic view of the parameters of the light blockingstructure according to the 5th embodiment in FIG. 5A.

FIG. 6A is a schematic view of an imaging lens assembly module accordingto the 6th embodiment of the present disclosure.

FIG. 6B is another schematic view of the imaging lens assembly moduleaccording to the 6th embodiment in FIG. 6A.

FIG. 6C is a three-dimensional schematic view of the imaging lensassembly module according to the 6th embodiment in FIG. 6A.

FIG. 6D is another three-dimensional schematic view of the imaging lensassembly module according to the 6th embodiment in FIG. 6A.

FIG. 6E is an exploded view of the imaging lens assembly moduleaccording to the 6th embodiment in FIG. 6A.

FIG. 6F is a schematic view of the parameters of the light blockingstructure according to the 6th embodiment in FIG. 6A.

FIG. 7A is a schematic view of a camera module according to the 7thembodiment of the present disclosure.

FIG. 7B is a schematic view of an imaging lens assembly module accordingto the 7th embodiment in FIG. 7A.

FIG. 7C is a schematic view of the parameters of the light blockingstructure according to the 7th embodiment in FIG. 7A.

FIG. 8A is a schematic view of a camera module according to the 8thembodiment of the present disclosure.

FIG. 8B is a schematic view of an imaging lens assembly module accordingto the 8th embodiment in FIG. 8A.

FIG. 8C is a schematic view of the parameters of the light blockingstructure according to the 8th embodiment in FIG. 8A.

FIG. 9 is a schematic view of a light blocking structure according tothe 9th embodiment of the present disclosure.

FIG. 10 is a schematic view of a light blocking structure according tothe 10th embodiment of the present disclosure.

FIG. 11A is a schematic view of an electronic device according to the11th embodiment of the present disclosure.

FIG. 11B is another schematic view of the electronic device according tothe 11th embodiment in FIG. 11A.

FIG. 11C is a block diagram of the electronic device according to the11th embodiment in FIG. 11A.

FIG. 11D is a schematic view of an image captured by an ultra-wide anglecamera module according to the 11th embodiment in FIG. 11A.

FIG. 11E is a schematic view of an image captured by a high-pixel cameramodule according to the 11th embodiment in FIG. 11A.

FIG. 11F is a schematic view of an image captured by a telephoto cameramodule according to the 11th embodiment in FIG. 11A.

FIG. 12 is a schematic view of a light blocking structure of an imaginglens assembly module according to the 12th embodiment of the presentdisclosure.

FIG. 13 is a schematic view of a light blocking structure of an imaginglens assembly module according to the 13th embodiment of the presentdisclosure.

FIG. 14 is a schematic view of a light blocking structure of an imaginglens assembly module according to the 14th embodiment of the presentdisclosure.

FIG. 15 is a schematic view of a light blocking structure of an imaginglens assembly module according to the 15th embodiment of the presentdisclosure.

DETAILED DESCRIPTION

The present disclosure provides an imaging lens assembly module, and theimaging lens assembly module includes an imaging lens element set, alens carrier and a light blocking structure. The imaging lens elementset includes a plurality of lens elements and has an optical axis. Atleast one lens element of the lens elements is disposed in the lenscarrier. The light blocking structure is located on an image side of thelens elements and includes a light blocking opening, and the opticalaxis passes through the light blocking opening. The light blockingopening includes at least two arc portions and a shrinking portion. Eachof the at least two arc portions has a first curvature radius, and thefirst curvature radius is for defining a maximum diameter of the lightblocking opening. The shrinking portion is connected to the at least twoarc portions and includes at least one protruding arc which extends andshrinks gradually from the shrinking portion to the optical axis,wherein the protruding arc has a second curvature radius. In theconventional art, in order to satisfy a miniaturization of the imaginglens assembly module, a light blocking opening is disposed on an imaginglens assembly module; however, the light blocking opening will be forcedto shrink so that a high intensity of a stray light is easily to begenerated on the light blocking opening. Hence, according to the presentdisclosure, a possibility of the stray light generated by the lightblocking opening is decreased and the better image quality is maintainedvia a design of the light blocking opening, and an intensity of a lightdiffraction can be decreased via the protruding arc.

Furthermore, the lens carrier can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier can be any structure which can carry the lens elements, but thepresent disclosure is not limited thereto. The light blocking structurecan be a light blocking sheet, a spacer, a retainer, a lens carrier or ametal light blocking sheet, but the present disclosure is not limitedthereto.

The arc portions can be arranged relatively along the optical axis as acenter. The shrinking portion is connected to the arc portions forforming an opening at a center of the light blocking structure, and thelight blocking opening is formed into a non-circular shape. Moreover,the protruding arc can be a convex-shape arc or a shrinking protrusionmade of concave arcs, but the present disclosure is not limited thereto.Specifically, the protruding arc can further be a convex light blockingstructure formed by one of a concave arc having a curvature radius and aconvex arc having a curvature radius.

The first curvature radius of the arc portion is R′, the maximumdiameter of the light blocking opening is D, and the center of the lightblocking opening is a center point of the first curvature radius of thearc portion. Thus, the maximum diameter of the light blocking opening istwice the first curvature radius of the arc portion, that is, D=2R′.

The light blocking structure can be an aperture stop of the imaging lensassembly module for controlling an amount of an incident light of theimaging lens assembly module. Hence, it is favorable for increasing anefficiency of eliminating the stray light.

The light blocking structure can be a light blocking sheet mounted onthe lens carrier, wherein the assembling can be a assembling viaoverlaying elements, an adhesion via spot gluing, arrangement of spatialmechanisms and so on, but the present disclosure is not limited thereto.Hence, it is favorable for assembling and does not occupy too much thespace.

The light blocking structure can be a black plastic element and includesat least two gate traces. Hence, it is favorable for providing anopening structure in a high accuracy and increasing the yield rate ofthe products.

The light blocking structure and the lens carrier can be made of plasticmaterial and formed integrally. Hence, it is favorable for simplifying aprocedure of manufacturing so as to promote the production.

The imaging lens assembly module can further include at least onereflecting element, wherein the reflecting element is located on atleast one side of an object side and an image side of the imaging lensassembly module. Hence, it is favorable for a space usage of aminiaturized lens assembly to achieve more efficient arrangement.

The imaging lens assembly module can further include a driving device,wherein the driving device is for driving the imaging lens element setand the light blocking structure to move simultaneously along at leastone direction. Specifically, the driving device can be a voice coilmotor, a piezoelectric motor or a microelectromechanical systems (MEMS)actuator, but the present disclosure is not limited thereto. Hence, itis favorable for achieving an autofocus or image stabilizing function.

When the maximum diameter of the light blocking opening is D, and thesecond curvature radius of the protruding arc is R, the followingcondition is satisfied: 0.01<R/D<3. Specifically, the aforementionedrange of values is a more ideal range which is inductive of aconsideration for a size and a manufacturability of the light blockingopening.

When the maximum diameter of the light blocking opening is D, and across-sectional area of the light blocking opening is A, the followingcondition is satisfied: 0.30<A/[π×(D/2)²]<0.95, wherein π is a ratio ofa circumference of a circle to a diameter of the circle. Hence, it isfavorable for achieving the more ideal image quality. Further, thefollowing condition can be satisfied: 0.50<A/[π×(D/2)²]<0.90, wherein πis the ratio of the circumference of the circle to the diameter of thecircle. Hence, it is favorable for having better image quality under themore strict exposure condition in a real shot environment.

When the maximum diameter of the light blocking opening is D, and aminimum distance between the protruding arc and a center of the lightblocking opening is dmin, the following condition can be satisfied:0.20<dmin/D<0.45. Specifically, an appearance of the light blockingopening is an I-cut shrinking shape. Hence, it is favorable forproviding a feasibility of the miniaturization of the imaging lensassembly module. Further, the following condition can be satisfied:0.25<dmin/D<0.40. Hence, it is favorable for obtaining a more balancedsize range between a shrinking quantity of the light blocking openingand a sharpness of the image.

When a number of the lens elements of the imaging lens element set is N,the following condition can be satisfied: 3≤N≤8. Hence, it is favorablefor providing the better resolving power.

When a maximum field of view of the imaging lens assembly module is FOV,the following condition can be satisfied: 3 degrees FOV≤40 degrees.Specifically, it is favorable for a telephoto lens assembly with a highmagnification ratio. Hence, an image capturing in a small visual fieldcan be provided.

Each of the aforementioned features of the imaging lens assembly moduleof the present disclosure can be utilized in various combinations forachieving the corresponding effects.

The present disclosure provides a camera module, and the camera moduleincludes the aforementioned imaging lens assembly module and an imagesensor, wherein the image sensor is disposed on an image surface of theimaging lens assembly module.

The present disclosure provides an electronic device, and the electronicdevice includes the aforementioned camera module.

According to the above description of the present disclosure, thefollowing specific embodiments are provided for further explanation.

1st Embodiment

FIG. 1A is a schematic view of an imaging lens assembly module 100according to the 1st embodiment, FIG. 1B is another schematic view ofthe imaging lens assembly module 100 according to the 1st embodiment inFIG. 1A, FIG. 10 is a three-dimensional schematic view of the imaginglens assembly module 100 according to the 1st embodiment in FIG. 1A, andFIG. 1D is an exploded view of the imaging lens assembly module 100 inFIG. 1A according to the 1st embodiment of the present disclosure. InFIG. 1A to FIG. 1D, the imaging lens assembly module 100 includes animaging lens element set 110, a lens carrier 120 and a light blockingstructure 130.

The imaging lens element set 110 includes a plurality of lens elementsand has an optical axis X. In the 1st embodiment, the imaging lenselement set 110 from an object side to an image side includes a firstlens element 111, a second lens element 112 and a third lens element113.

At least one lens element of the lens elements of the imaging lenselement set 110 is disposed in the lens carrier 120, and the lightblocking structure 130 is located on an image side of the lens elements.In the 1st embodiment, the first lens element 111, the second lenselement 112 and the third lens element 113 are disposed in the lenscarrier 120, and the light blocking structure 130 is located on an imageside of the third lens element 113.

Furthermore, the lens carrier 120 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 120 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 130 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 1st embodiment,the light blocking structure 130 is a black plastic element. Hence, itis favorable for providing an opening structure in a high accuracy andincreasing the yield rate of the products. Simultaneously, the lightblocking structure 130 and the lens carrier 120 can be made of plasticmaterial and formed integrally. Hence, it is favorable for simplifying aprocedure of manufacturing so as to promote the production. The lightblocking structure 130 can be an aperture stop of the imaging lensassembly module 100 for controlling an amount of an incident light ofthe imaging lens assembly module 100. Hence, it is favorable forincreasing an efficiency of eliminating the stray light.

FIG. 1E is a schematic view of the light blocking structure 130according to the 1st embodiment in FIG. 1A, and FIG. 1F is a schematicview of the parameters of the light blocking structure 130 according tothe 1st embodiment in FIG. 1A. In FIG. 1E and FIG. 1F, the lightblocking structure 130 includes a light blocking opening 131, and theoptical axis X passes through the light blocking opening 131. The lightblocking opening 131 includes at least two arc portions 132, a shrinkingportion 133 and at least two gate traces 135, and the light blockingopening 131 forms an opening at a center of the light blocking structure130. Each of the at least two arc portions 132 has a first curvatureradius, and the first curvature radius is for defining a maximumdiameter of the light blocking opening 131. The arc portions 132 can bearranged relatively along the optical axis X as a center. The shrinkingportion 133 is connected to the arc portions 132 for forming the lightblocking opening 131 into a non-circular shape, and the shrinkingportion 133 includes at least one protruding arc 134. The protruding arc134 extends and shrinks gradually from the shrinking portion 133 to theoptical axis X, and the protruding arc 134 has a second curvatureradius. In the 1st embodiment, a number of the arc portions 132 is two,a number of the gate traces 135 is four, a number of the at least oneprotruding arc 134 is two, but the present disclosure is not limited tothe aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 1stembodiment, a possibility of the stray light generated by the blockingopening 131 is decreased and the better image quality is maintained viaa design of the light blocking opening 131. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 134.

The protruding arc 134 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 134 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 1F, when the maximum diameter of the light blocking opening 131is D, the second curvature radius of the protruding arc 134 is R, across-sectional area of the light blocking opening 131 is A, a minimumdistance between the protruding arc 134 and a center of the lightblocking opening 131 is dmin, a maximum field of view of the imaginglens assembly module 100 is FOV, and a number of the lens elements ofthe imaging lens element set 110 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 1.

TABLE 1 the 1st embodiment D (mm) 5.66 A/[π × (D/2)²] 0.787 R (mm) 4.63dmin/D 0.318 A (mm²) 19.80 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.818

It is worth to be mentioned that the first curvature radius of the arcportion 132 is R′, and the center of the light blocking opening 131 is acenter point of the first curvature radius of the arc portion 132. Thus,the maximum diameter of the light blocking opening 131 is twice thefirst curvature radius of the arc portion 132, that is, D=2R′.

2nd Embodiment

FIG. 2A is a schematic view of an imaging lens assembly module 200according to the 2nd embodiment of the present disclosure, and FIG. 2Bis another schematic view of the imaging lens assembly module 200according to the 2nd embodiment in FIG. 2A. In FIG. 2A and FIG. 2B, theimaging lens assembly module 200 includes an imaging lens element set210, a lens carrier 220 and a light blocking structure 230.

The imaging lens element set 210 includes a plurality of lens elementsand has an optical axis X. In the 2nd embodiment, the imaging lenselement set 210 from an object side to an image side includes a firstlens element 211, a second lens element 212 and a third lens element213.

At least one lens element of the lens elements of the imaging lenselement set 210 is disposed in the lens carrier 220, and the lightblocking structure 230 is located on an image side of the lens elements.In the 2nd embodiment, the first lens element 211, the second lenselement 212 and the third lens element 213 are disposed in the lenscarrier 220, and the light blocking structure 230 is located on an imageside of the third lens element 213. Specifically, the light blockingstructure 230 is disposed on the image side of the third lens element213.

Furthermore, the lens carrier 220 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 220 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 230 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 2nd embodiment,the light blocking structure 230 is a light blocking sheet mounted onthe lens carrier 220, and the light blocking structure 230 is disposedon the image side of the lens carrier 220, wherein the assembling can bea assembling via overlaying elements, an adhesion via spot gluing,arrangement of spatial mechanisms and so on, but the present disclosureis not limited thereto. Hence, it is favorable for assembling and doesnot occupy too much the space. The light blocking structure 230 can bean aperture stop of the imaging lens assembly module 200 for controllingan amount of an incident light of the imaging lens assembly module 200.Hence, it is favorable for increasing an efficiency of eliminating thestray light.

FIG. 2C is a schematic view of the light blocking structure 230according to the 2nd embodiment in FIG. 2A, and FIG. 2D is a schematicview of the parameters of the light blocking structure 230 according tothe 2nd embodiment in FIG. 2A. In FIG. 2C and FIG. 2D, the lightblocking structure 230 includes a light blocking opening 231, and theoptical axis X passes through the light blocking opening 231. The lightblocking opening 231 includes at least two arc portions 232 and ashrinking portion 233, and the light blocking opening 231 forms anopening at a center of the light blocking structure 230. Each of the atleast two arc portions 232 has a first curvature radius, and the firstcurvature radius is for defining a maximum diameter of the lightblocking opening 231. The arc portions 232 can be arranged relativelyalong the optical axis X as a center. The shrinking portion 233 isconnected to the arc portions 232 for forming the light blocking opening231 into a non-circular shape, and the shrinking portion 233 includes atleast one protruding arc 234. The protruding arc 234 extends and shrinksgradually from the shrinking portion 233 to the optical axis X, and theprotruding arc 234 has a second curvature radius. In the 2nd embodiment,a number of the arc portions 232 is two, a number of the at least oneprotruding arc 234 is two, but the present disclosure is not limited tothe aforementioned numbers.

In detail, in the conventional art, in order to satisfy aminiaturization of the imaging lens assembly module, a light blockingopening is disposed on an imaging lens assembly module; however, thelight blocking opening will be forced to shrink so that a high intensityof a stray light is easily to be generated on the light blockingopening. Thus, in the 2nd embodiment, a possibility of the stray lightgenerated by the blocking opening 231 is decreased and the better imagequality is maintained via a design of the light blocking opening 231.Moreover, an intensity of a light diffraction can be decreased via theprotruding arc 234.

The protruding arc 234 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 234 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 2D, when the maximum diameter of the light blocking opening 231is D, the second curvature radius of the protruding arc 234 is R, across-sectional area of the light blocking opening 231 is A, a minimumdistance between the protruding arc 234 and a center of the lightblocking opening 231 is dmin, a maximum field of view of the imaginglens assembly module 200 is FOV, and a number of the lens elements ofthe imaging lens element set 210 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 2.

TABLE 2 the 2nd embodiment D (mm) 5.66 A/[π × (D/2)²] 0.777 R (mm) 9.29dmin/D 0.318 A (mm²) 19.55 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D1.641

It is worth to be mentioned that the first curvature radius of the arcportion 232 is R′, and the center of the light blocking opening 231 is acenter point of the first curvature radius of the arc portion 232. Thus,the maximum diameter of the light blocking opening 231 is twice thefirst curvature radius of the arc portion 232, that is, D=2R′.

3rd Embodiment

FIG. 3A is a schematic view of an imaging lens assembly module 300according to the 3rd embodiment of the present disclosure, FIG. 3B isanother schematic view of the imaging lens assembly module 300 in FIG.3A according to the 3rd embodiment of the present disclosure, FIG. 3C isa three-dimensional schematic view of the imaging lens assembly module300 according to the 3rd embodiment in FIG. 3A, FIG. 3D is anotherthree-dimensional schematic view of the imaging lens assembly module 300according to the 3rd embodiment in FIG. 3A, and FIG. 3E is an explodedview of the imaging lens assembly module 300 according to the 3rdembodiment in FIG. 3A. In FIG. 3A to FIG. 3E, the imaging lens assemblymodule 300 includes an imaging lens element set 310, a lens carrier 320and a light blocking structure 330.

The imaging lens element set 310 includes a plurality of lens elementsand has an optical axis X. In the 3rd embodiment, the imaging lenselement set 310 from an object side to an image side includes a firstlens element 311, a second lens element 312 and a third lens element313.

At least one lens element of the lens elements of the imaging lenselement set 310 is disposed in the lens carrier 320, and the lightblocking structure 330 is located on an image side of the lens elements.In the 3rd embodiment, the first lens element 311, the second lenselement 312 and the third lens element 313 are disposed in the lenscarrier 320, and the light blocking structure 330 is located on an imageside of the third lens element 313. Specifically, the light blockingstructure 330 is disposed on the image side of the third lens element313.

Furthermore, the lens carrier 320 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 320 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 330 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 3rd embodiment,the light blocking structure 330 is a light blocking sheet mounted onthe lens carrier 320, and the light blocking structure 330 is disposedon the image side of the lens carrier 320, wherein the assembling can bea assembling via overlaying elements, an adhesion via spot gluing,arrangement of spatial mechanisms and so on, but the present disclosureis not limited thereto. Hence, it is favorable for assembling and doesnot occupy too much the space. The light blocking structure 330 can bean aperture stop of the imaging lens assembly module 300 for controllingan amount of an incident light of the imaging lens assembly module 300.Hence, it is favorable for increasing an efficiency of eliminating thestray light.

FIG. 3F is a schematic view of the parameters of the light blockingstructure 330 according to the 3rd embodiment in FIG. 3A. In FIG. 3E andFIG. 3F, the light blocking structure 330 includes a light blockingopening 331, and the optical axis X passes through the light blockingopening 331. The light blocking opening 331 includes at least two arcportions 332 and a shrinking portion 333, and the light blocking opening331 forms an opening at a center of the light blocking structure 330.Each of the at least two arc portions 332 has a first curvature radius,and the first curvature radius is for defining a maximum diameter of thelight blocking opening 331. The arc portions 332 can be arrangedrelatively along the optical axis X as a center. The shrinking portion333 is connected to the arc portions 332 for forming the light blockingopening 331 into a non-circular shape, and the shrinking portion 333includes at least one protruding arc 334. The protruding arc 334 extendsand shrinks gradually from the shrinking portion 333 to the optical axisX, and the protruding arc 334 has a second curvature radius. In the 3rdembodiment, a number of the arc portions 332 is two, a number of the atleast one protruding arc 334 is ten, but the present disclosure is notlimited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 3rdembodiment, a possibility of the stray light generated by the blockingopening 331 is decreased and the better image quality is maintained viaa design of the light blocking opening 331. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 334.

The protruding arc 334 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 334 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 3F, when the maximum diameter of the light blocking opening 331is D, the second curvature radius of the protruding arc 334 is R, across-sectional area of the light blocking opening 331 is A, a minimumdistance between the protruding arc 334 and a center of the lightblocking opening 331 is dmin, a maximum field of view of the imaginglens assembly module 300 is FOV, and a number of the lens elements ofthe imaging lens element set 310 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 3.

TABLE 3 the 3rd embodiment D (mm) 5.66 A/[π × (D/2)²] 0.787 R (mm) 0.30dmin/D 0.318 A (mm²) 19.81 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.053

4th Embodiment

FIG. 4A is a schematic view of an imaging lens assembly module 400according to the 4th embodiment of the present disclosure, and FIG. 4Bis another schematic view of the imaging lens assembly module accordingto the 4th embodiment in FIG. 4A. In FIG. 4A and FIG. 4B, the imaginglens assembly module 400 includes an imaging lens element set 410, alens carrier 420 and a light blocking structure 430.

The imaging lens element set 410 includes a plurality of lens elementsand has an optical axis X. In the 4th embodiment, the imaging lenselement set 410 from an object side to an image side includes a firstlens element 411, a second lens element 412 and a third lens element413.

At least one lens element of the lens elements of the imaging lenselement set 410 is disposed in the lens carrier 420, and the lightblocking structure 430 is located on an image side of the lens elements.In the 4th embodiment, the first lens element 411, the second lenselement 412 and the third lens element 413 are disposed in the lenscarrier 420, and the light blocking structure 430 is located on an imageside of the third lens element 413. Specifically, the light blockingstructure 430 is disposed on the image side of the third lens element413.

Furthermore, the lens carrier 420 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 420 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 430 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 4th embodiment,the light blocking structure 430 is a light blocking sheet mounted onthe lens carrier 420, and the light blocking structure 430 is disposedin the lens carrier 420, wherein the assembling can be a assembling viaoverlaying elements, an adhesion via spot gluing, arrangement of spatialmechanisms and so on, but the present disclosure is not limited thereto.Hence, it is favorable for assembling and does not occupy too much thespace. The light blocking structure 430 can be an aperture stop of theimaging lens assembly module 400 for controlling an amount of anincident light of the imaging lens assembly module 400. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

FIG. 4C is a schematic view of the parameters of the light blockingstructure 430 according to the 4th embodiment in FIG. 4A. In FIG. 4C,the light blocking structure 430 includes a light blocking opening 431,and the optical axis X passes through the light blocking opening 431.The light blocking opening 431 includes at least two arc portions 432and a shrinking portion 433, and the light blocking opening 431 forms anopening at a center of the light blocking structure 430. Each of the atleast two arc portions 432 has a first curvature radius, and the firstcurvature radius is for defining a maximum diameter of the lightblocking opening 431. The arc portions 432 can be arranged relativelyalong the optical axis X as a center. The shrinking portion 433 isconnected to the arc portions 432 for forming the light blocking opening431 into a non-circular shape, and the shrinking portion 433 includes atleast one protruding arc 434. The protruding arc 434 extends and shrinksgradually from the shrinking portion 433 to the optical axis X, and theprotruding arc 434 has a second curvature radius. In the 4th embodiment,a number of the arc portions 432 is two, a number of the at least oneprotruding arc 434 is twenty two, but the present disclosure is notlimited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 4thembodiment, a possibility of the stray light generated by the blockingopening 431 is decreased and the better image quality is maintained viaa design of the light blocking opening 431. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 434.

The protruding arc 434 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 434 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 4C, when the maximum diameter of the light blocking opening 431is D, the second curvature radius of the protruding arc 434 is R, across-sectional area of the light blocking opening 431 is A, a minimumdistance between the protruding arc 434 and a center of the lightblocking opening 431 is dmin, a maximum field of view of the imaginglens assembly module 400 is FOV, and a number of the lens elements ofthe imaging lens element set 410 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 4.

TABLE 4 the 4th embodiment D (mm) 5.99 A/[π × (D/2)²] 0.776 R (mm) 0.30dmin/D 0.301 A (mm²) 21.88 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.050

5th Embodiment

FIG. 5A is a schematic view of an imaging lens assembly module 500according to the 5th embodiment of the present disclosure, and FIG. 5Bis another schematic view of the imaging lens assembly module 500according to the 5th embodiment in FIG. 5A. In FIG. 5A and FIG. 5B, theimaging lens assembly module 500 includes an imaging lens element set510, a lens carrier 520 and a light blocking structure 530.

The imaging lens element set 510 includes a plurality of lens elementsand has an optical axis X. In the 5th embodiment, the imaging lenselement set 510 from an object side to an image side includes a firstlens element 511, a second lens element 512 and a third lens element513.

At least one lens element of the lens elements of the imaging lenselement set 510 is disposed in the lens carrier 520, and the lightblocking structure 530 is located on an image side of the lens elements.In the 5th embodiment, the first lens element 511, the second lenselement 512 and the third lens element 513 are disposed in the lenscarrier 520, and the light blocking structure 530 is located on an imageside of the third lens element 513. Specifically, the light blockingstructure 530 is disposed on the image side of the third lens element513.

Furthermore, the lens carrier 520 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 520 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 530 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 5th embodiment,the light blocking structure 530 is a black plastic element.Specifically, the light blocking structure 530 is a spacer and disposedin the lens carrier 520. Hence, it is favorable for providing an openingstructure in a high accuracy and increasing the yield rate of theproducts. The light blocking structure 530 can be an aperture stop ofthe imaging lens assembly module 500 for controlling an amount of anincident light of the imaging lens assembly module 500. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

FIG. 5C is a schematic view of the parameters of the light blockingstructure 530 according to the 5th embodiment in FIG. 5A. In FIG. 5C,the light blocking structure 530 includes a light blocking opening 531,and the optical axis X passes through the light blocking opening 531.The light blocking opening 531 includes at least two arc portions 532, ashrinking portion 533 and at least two gate traces 535, and the lightblocking opening 531 forms an opening at a center of the light blockingstructure 530. Each of the at least two arc portions 532 has a firstcurvature radius, and the first curvature radius is for defining amaximum diameter of the light blocking opening 531. The arc portions 532can be arranged relatively along the optical axis X as a center. Theshrinking portion 533 is connected to the arc portions 532 for formingthe light blocking opening 531 into a non-circular shape, and theshrinking portion 533 includes at least one protruding arc 534. Theprotruding arc 534 extends and shrinks gradually from the shrinkingportion 533 to the optical axis X, and the protruding arc 534 has asecond curvature radius. In the 5th embodiment, a number of the arcportions 532 is two, a number of the gate traces 535 is two, a number ofthe at least one protruding arc 534 is six, but the present disclosureis not limited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 5thembodiment, a possibility of the stray light generated by the blockingopening 531 is decreased and the better image quality is maintained viaa design of the light blocking opening 531. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 534.

The protruding arc 534 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 534 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 5C, when the maximum diameter of the light blocking opening 531is D, the second curvature radius of the protruding arc 534 is R, across-sectional area of the light blocking opening 531 is A, a minimumdistance between the protruding arc 534 and a center of the lightblocking opening 531 is dmin, a maximum field of view of the imaginglens assembly module 500 is FOV, and a number of the lens elements ofthe imaging lens element set 510 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 5.

TABLE 5 the 5th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.774 R (mm) 1.50dmin/D 0.318 A (mm²) 19.47 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.265

6th Embodiment

FIG. 6A is a schematic view of an imaging lens assembly module 600according to the 6th embodiment of the present disclosure, FIG. 6B isanother schematic view of the imaging lens assembly module 600 accordingto the 6th embodiment in FIG. 6A, FIG. 6C is a three-dimensionalschematic view of the imaging lens assembly module 600 according to the6th embodiment in FIG. 6A, FIG. 6D is another three-dimensionalschematic view of the imaging lens assembly module 600 according to the6th embodiment in FIG. 6A, and FIG. 6E is an exploded view of theimaging lens assembly module 600 according to the 6th embodiment in FIG.6A. In FIG. 6A to FIG. 6E, the imaging lens assembly module 600 includesan imaging lens element set 610, a lens carrier 620 and a light blockingstructure 630.

The imaging lens element set 610 includes a plurality of lens elementsand has an optical axis X. In the 6th embodiment, the imaging lenselement set 610 from an object side to an image side includes a firstlens element 611, a second lens element 612 and a third lens element613.

At least one lens element of the lens elements of the imaging lenselement set 610 is disposed in the lens carrier 620, and the lightblocking structure 630 is located on an image side of the lens elements.In the 6th embodiment, the first lens element 611, the second lenselement 612 and the third lens element 613 are disposed in the lenscarrier 620, and the light blocking structure 630 is located on an imageside of the third lens element 613. Specifically, the light blockingstructure 630 is disposed on the image side of the third lens element613.

Furthermore, the lens carrier 620 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 620 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 630 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 6th embodiment,the light blocking structure 630 is a black plastic element.Specifically, the light blocking structure 630 is a spacer and disposedin the lens carrier 620. Hence, it is favorable for providing an openingstructure in a high accuracy and increasing the yield rate of theproducts. The light blocking structure 630 can be an aperture stop ofthe imaging lens assembly module 600 for controlling an amount of anincident light of the imaging lens assembly module 600. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

FIG. 6F is a schematic view of the parameters of the light blockingstructure 630 according to the 6th embodiment in FIG. 6A. In FIG. 6E andFIG. 6F, the light blocking structure 630 includes a light blockingopening 631, and the optical axis X passes through the light blockingopening 631. The light blocking opening 631 includes at least two arcportions 632, a shrinking portion 633 and at least two gate traces 635,and the light blocking opening 631 forms an opening at a center of thelight blocking structure 630. Each of the at least two arc portions 632has a first curvature radius, and the first curvature radius is fordefining a maximum diameter of the light blocking opening 631. The arcportions 632 can be arranged relatively along the optical axis X as acenter. The shrinking portion 633 is connected to the arc portions 632for forming the light blocking opening 631 into a non-circular shape,and the shrinking portion 633 includes at least one protruding arc 634.The protruding arc 634 extends and shrinks gradually from the shrinkingportion 633 to the optical axis X, and the protruding arc 634 has asecond curvature radius. In the 6th embodiment, a number of the arcportions 632 is two, a number of the gate traces 635 is two, a number ofthe at least one protruding arc 634 is ten, but the present disclosureis not limited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 6thembodiment, a possibility of the stray light generated by the blockingopening 631 is decreased and the better image quality is maintained viaa design of the light blocking opening 631. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 634.

The protruding arc 634 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 634 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 6F, when the maximum diameter of the light blocking opening 631is D, the second curvature radius of the protruding arc 634 is R, across-sectional area of the light blocking opening 631 is A, a minimumdistance between the protruding arc 634 and a center of the lightblocking opening 631 is dmin, a maximum field of view of the imaginglens assembly module 600 is FOV, and a number of the lens elements ofthe imaging lens element set 610 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 6.

TABLE 6 the 6th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.773 R (mm) 0.63dmin/D 0.318 A (mm²) 19.44 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.111

7th Embodiment

FIG. 7A is a schematic view of a camera module 70 according to the 7thembodiment of the present disclosure. In FIG. 7A, the camera module 70includes an imaging lens assembly module 700 and an image sensor 71,wherein the image sensor 71 is disposed on an image surface (not shown)of the imaging lens assembly module 700.

FIG. 7B is a schematic view of the imaging lens assembly module 700according to the 7th embodiment in FIG. 7A. In FIG. 7A and FIG. 7B, theimaging lens assembly module 700 includes an imaging lens element set710, a lens carrier 720, a light blocking structure 730, at least onereflecting element 740 and a driving device 750.

The imaging lens element set 710 includes a plurality of lens elementsand has an optical axis X. In the 7th embodiment, a number of the lenselements of the imaging lens element set 710 can be three to eight, buta number of the lens elements is not limited thereto. Hence, it isfavorable for providing the better resolving power.

At least one lens element of the lens elements of the imaging lenselements set 710 is disposed in the lens carrier 720, and the lightblocking structure 730 is located on an image side of the lens elements.

Furthermore, the lens carrier 720 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 720 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 730 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 7th embodiment,the light blocking structure 730 is a black plastic element. Hence, itis favorable for providing an opening structure in a high accuracy andincreasing the yield rate of the products. Simultaneously, the lightblocking structure 730 and the lens carrier 720 can be made of plasticmaterial and formed integrally. Hence, it is favorable for simplifying aprocedure of manufacturing so as to promote the production. The lightblocking structure 730 can be an aperture stop of the imaging lensassembly module 700 for controlling an amount of an incident light ofthe imaging lens assembly module 700. Hence, it is favorable forincreasing an efficiency of eliminating the stray light.

The reflecting element 740 is located at least one side of an objectside and an image side of the imaging lens element set 710. In the 7thembodiment, the reflecting element 740 is located on the object side ofthe imaging lens element set 710. Hence, it is favorable for a spaceusage of a miniaturized lens assembly to achieve more efficientarrangement.

The driving device 750 is for driving the imaging lens element set 710and the light blocking structure 730 to move simultaneously along atleast one direction, wherein the driving device can be a voice coilmotor, a piezoelectric motor or a MEMS actuator, but the presentdisclosure is not limited thereto. Hence, it is favorable for achievingan autofocus or image stabilizing function.

FIG. 7C is a schematic view of the parameters of the light blockingstructure 730 according to the 7th embodiment in FIG. 7A. In FIG. 7C,the light blocking structure 730 includes a light blocking opening 731,and the optical axis X passes through the light blocking opening 731.The light blocking opening 731 includes at least two arc portions 732, ashrinking portion 733 and at least two gate traces 735, and the lightblocking opening 731 forms an opening at a center of the light blockingstructure 730. Each of the at least two arc portions 732 has a firstcurvature radius, and the first curvature radius is for defining amaximum diameter of the light blocking opening 731. The arc portions 732can be arranged relatively along the optical axis X as a center. Theshrinking portion 733 is connected to the arc portions 732 for formingthe light blocking opening 731 into a non-circular shape, and theshrinking portion 733 includes at least one protruding arc 734. Theprotruding arc 734 extends and shrinks gradually from the shrinkingportion 733 to the optical axis X, and the protruding arc 734 has asecond curvature radius. In the 7th embodiment, a number of the arcportions 732 is two, a number of the gate traces 735 is two, a number ofthe at least one protruding arc 734 is ten, but the present disclosureis not limited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 7thembodiment, a possibility of the stray light generated by the blockingopening 731 is decreased and the better image quality is maintained viaa design of the light blocking opening 731. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 734.

The protruding arc 734 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 734 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 7C, when the maximum diameter of the light blocking opening 731is D, the second curvature radius of the protruding arc 734 is R, across-sectional area of the light blocking opening 731 is A, a minimumdistance between the protruding arc 734 and a center of the lightblocking opening 731 is dmin, a maximum field of view of the imaginglens assembly module 700 is FOV, and a number of the lens elements ofthe imaging lens element set 710 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 7.

TABLE 7 the 7th embodiment D (mm) 3.30 A/[π × (D/2)²] 0.845 R (mm) 0.4dmin/D 0.364 A (mm²) 7.23 FOV (degree) 19.5 dmin (mm) 1.20 N 5 R/D 0.121

8th Embodiment

FIG. 8A is a schematic view of a camera module 80 according to the 8thembodiment of the present disclosure. In FIG. 8A, the camera module 80includes an imaging lens assembly module 800 and an image sensor 81,wherein the image sensor 81 is disposed on an image surface (not shown)of the imaging lens assembly module 800.

FIG. 8B is a schematic view of the imaging lens assembly module 800according to the 8th embodiment in FIG. 8A. In FIG. 8A and FIG. 8B, theimaging lens assembly module 800 includes an imaging lens element set810, a lens carrier 820, a light blocking structure 830, at least onereflecting element 840 and a driving device 850.

The imaging lens element set 810 includes a plurality of lens elementsand has an optical axis X. In the 8th embodiment, a number of the lenselements of the imaging lens element set 810 can be three to eight, buta number of the lens elements is not limited thereto. Hence, it isfavorable for providing the better resolving power.

At least one lens element of the lens elements of the imaging lenselements set 810 is disposed in the lens carrier 820, and the lightblocking structure 830 is located on an image side of the lens elements.Specifically, the light blocking structure 830 is disposed on an imageside of the lens elements.

Furthermore, the lens carrier 820 can be a lens barrel or a plasticinjection-molded member where a driver is disposed, wherein the lenscarrier 820 can be any structure which can carry the lens elements, butthe present disclosure is not limited thereto.

The light blocking structure 830 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 8th embodiment,the light blocking structure 830 is a light blocking sheet mounted onthe lens carrier 820. Specifically, the light blocking structure 830 isa metal light blocking sheet and disposed on the image side of the lenscarrier 820, wherein the assembling can be a assembling via overlayingelements, an adhesion via spot gluing, arrangement of spatial mechanismsand so on, but the present disclosure is not limited thereto. Hence, itis favorable for assembling and does not occupy too much the space. Thelight blocking structure 830 can be an aperture stop of the imaging lensassembly module 800 for controlling an amount of an incident light ofthe imaging lens assembly module 800. Hence, it is favorable forincreasing an efficiency of eliminating the stray light.

The reflecting element 840 is located at least one side of an objectside and an image side of the imaging lens element set 810. In the 8thembodiment, the reflecting element 840 is located on the object side andthe image side of the imaging lens element set 810. Hence, it isfavorable for a space usage of a miniaturized lens assembly to achievemore efficient arrangement.

The driving device 850 is for driving the imaging lens element set 810and the light blocking structure 830 to move simultaneously along atleast one direction, wherein the driving device can be a voice coilmotor, a piezoelectric motor or a MEMS actuator, but the presentdisclosure is not limited thereto. Hence, it is favorable for achievingan autofocus or image stabilizing function.

FIG. 8C is a schematic view of the parameters of the light blockingstructure 830 according to the 8th embodiment in FIG. 8A. In FIG. 8C,the light blocking structure 830 includes a light blocking opening 831,and the optical axis X passes through the light blocking opening 831.The light blocking opening 831 includes at least two arc portions 832and a shrinking portion 833, and the light blocking opening 831 forms anopening at a center of the light blocking structure 830. Each of the atleast two arc portions 832 has a first curvature radius, and the firstcurvature radius is for defining a maximum diameter of the lightblocking opening 831. The arc portions 832 can be arranged relativelyalong the optical axis X as a center. The shrinking portion 833 isconnected to the arc portions 832 for forming the light blocking opening831 into a non-circular shape, and the shrinking portion 833 includes atleast one protruding arc 834. The protruding arc 834 extends and shrinksgradually from the shrinking portion 833 to the optical axis X, and theprotruding arc 834 has a second curvature radius. In the 8th embodiment,a number of the arc portions 832 is two, a number of the at least oneprotruding arc 834 is ten, but the present disclosure is not limited tothe aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 8thembodiment, a possibility of the stray light generated by the blockingopening 831 is decreased and the better image quality is maintained viaa design of the light blocking opening 831. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 834.

The protruding arc 834 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 834 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

In FIG. 8C, when the maximum diameter of the light blocking opening 831is D, the second curvature radius of the protruding arc 834 is R, across-sectional area of the light blocking opening 831 is A, a minimumdistance between the protruding arc 834 and a center of the lightblocking opening 831 is dmin, a maximum field of view of the imaginglens assembly module 800 is FOV, and a number of the lens elements ofthe imaging lens element set 810 is N, wherein π is a ratio of acircumference of a circle to a diameter of the circle, the conditionrelated to the parameters can be satisfied as the following Table 8.

TABLE 8 the 8th embodiment D (mm) 4.40 A/[π × (D/2)²] 0.845 R (mm) 0.53dmin/D 0.364 A (mm²) 12.85 FOV (degree) 26.9 dmin (mm) 1.60 N 4 R/D 1.20

9th Embodiment

FIG. 9 is a schematic view of a light blocking structure 930 accordingto the 9th embodiment of the present disclosure. In FIG. 9, an imaginglens assembly module (not shown) includes an imaging lens element set(not shown), a lens carrier (not shown) and a light blocking structure930. The imaging lens element set includes a plurality of lens elementsand has an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 930 islocated on an image side of the lens elements. Specifically, the lightblocking structure 930 is disposed on the image side of the lenselements.

The light blocking structure 930 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 9th embodiment,the light blocking structure 930 is a light blocking sheet mounted onthe lens carrier, and the light blocking structure 930 is disposed on animage side of the lens carrier. The assembling can be a assembling viaoverlaying elements, an adhesion via spot gluing, arrangement of spatialmechanisms and so on, but the present disclosure is not limited thereto.Hence, it is favorable for assembling and does not occupy too much thespace. The light blocking structure 930 can be an aperture stop of theimaging lens assembly module for controlling an amount of an incidentlight of the imaging lens assembly module. Hence, it is favorable forincreasing an efficiency of eliminating the stray light.

The light blocking structure 930 includes a light blocking opening 931,and the optical axis passes through the light blocking opening 931. Thelight blocking opening 931 includes at least two arc portions 932 and ashrinking portion 933, and the light blocking opening 931 forms anopening at a center of the light blocking structure 930. Each of the atleast two arc portions 932 has a first curvature radius, and the firstcurvature radius is for defining a maximum diameter of the lightblocking opening 931. The arc portions 932 can be arranged relativelyalong the optical axis as a center. The shrinking portion 933 isconnected to the arc portions 932 for forming the light blocking opening931 into a non-circular shape, and the shrinking portion 933 includes atleast one protruding arc 934. The protruding arc 934 extends and shrinksgradually from the shrinking portion 933 to the optical axis, and theprotruding arc 934 has a second curvature radius. In the 9th embodiment,a number of the arc portions 932 is two, a number of the at least oneprotruding arc 934 is twenty two, but the present disclosure is notlimited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 9thembodiment, a possibility of the stray light generated by the blockingopening 931 is decreased and the better image quality is maintained viaa design of the light blocking opening 931. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 934.

The protruding arc 934 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 934 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 9th embodiment and 2ndembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 9th embodiment are the same and willnot be described again herein.

In FIG. 9, when the maximum diameter of the light blocking opening 931is D, the second curvature radius of the protruding arc 934 is R, across-sectional area of the light blocking opening 931 is A, a minimumdistance between the protruding arc 934 and a center of the lightblocking opening 931 is dmin, a maximum field of view of the imaginglens assembly module is FOV, and a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, the condition related to theparameters can be satisfied as the following Table 9.

TABLE 9 the 9th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.775 R (mm) 0.20dmin/D 0.318 A (mm²) 19.49 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.035

10th Embodiment

FIG. 10 is a schematic view of a light blocking structure 1030 accordingto the 10th embodiment of the present disclosure. In FIG. 10, an imaginglens assembly module (not shown) includes an imaging lens element set(not shown), a lens carrier (not shown) and a light blocking structure1030. The imaging lens element set includes a plurality of lens elementsand has an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 1030 islocated on an image side of the lens elements.

The light blocking structure 1030 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 10th embodiment,the light blocking structure 1030 is a black plastic element. Hence, itis favorable for providing an opening structure in a high accuracy andincreasing the yield rate of the products. Simultaneously, the lightblocking structure 1030 and the lens carrier can be made of plasticmaterial and formed integrally. Hence, it is favorable for simplifying aprocedure of manufacturing so as to promote the production. The lightblocking structure 1030 can be an aperture stop of the imaging lensassembly module for controlling an amount of an incident light of theimaging lens assembly module. Hence, it is favorable for increasing anefficiency of eliminating the stray light.

The light blocking structure 1030 includes a light blocking opening1031, and the optical axis passes through the light blocking opening1031. The light blocking opening 1031 includes at least two arc portions1032 and a shrinking portion 1033, and the light blocking opening 1031forms an opening at a center of the light blocking structure 1030. Eachof the at least two arc portions 1032 has a first curvature radius, andthe first curvature radius is for defining a maximum diameter of thelight blocking opening 1031. The arc portions 1032 can be arrangedrelatively along the optical axis as a center. The shrinking portion1033 is connected to the arc portions 1032 for forming the lightblocking opening 1031 into a non-circular shape, and the shrinkingportion 1033 includes at least one protruding arc 1034. The protrudingarc 1034 extends and shrinks gradually from the shrinking portion 1033to the optical axis, and the protruding arc 1034 has a second curvatureradius. In the 10th embodiment, a number of the arc portions 1032 istwo, a number of the at least one protruding arc 1034 is six, but thepresent disclosure is not limited to the aforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 10thembodiment, a possibility of the stray light generated by the blockingopening 1031 is decreased and the better image quality is maintained viaa design of the light blocking opening 1031. Moreover, an intensity of alight diffraction can be decreased via the protruding arc 1034.

The protruding arc 1034 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 1034 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 10th embodiment and 1stembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 10th embodiment are the same andwill not be described again herein.

In FIG. 10, when the maximum diameter of the light blocking opening 1031is D, the second curvature radius of the protruding arc 1034 is R, across-sectional area of the light blocking opening 1031 is A, a minimumdistance between the protruding arc 1034 and a center of the lightblocking opening 1031 is dmin, a maximum field of view of the imaginglens assembly module is FOV, and a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, the condition related to theparameters can be satisfied as the following Table 10.

TABLE 10 the 10th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.794 R (mm)3.12 dmin/D 0.318 A (mm²) 19.99 FOV (degree) 10.1 dmin (mm) 1.80 N 3 R/D0.551

11th Embodiment

FIG. 11A is a schematic view of an electronic device 1100 according tothe 11th embodiment of the present disclosure, and FIG. 11B is anotherschematic view of the electronic device 1100 according to the 11thembodiment in FIG. 11A. In FIG. 11A and FIG. 11B, the electronic device1100 according to the 11th embodiment is a smartphone, the electronicdevice 1100 includes a camera module 1101 (as shown in FIG. 11C), andthe camera module 1101 is an ultra-wide angle camera module 1102, ahigh-pixel camera module 1103 and a telephoto camera module 1104. Thecamera module 1101 includes an imaging lens assembly module (not shown)and an image sensor (not shown), and the image sensor is disposed on animage surface (not shown). Furthermore, the imaging lens assembly modulecan be any one according to the 1st embodiment to the 10th embodiment,but the present disclosure is not limited thereto. Hence, it isfavorable for fulfilling a mass production and an appearance requirementof a camera module where the imaging lens assembly module is carried inthe recent market of electronic devices.

Furthermore, the user can activate the capturing mode by a userinterface 1105 of the electronic device 1100, wherein the user interface1105 according to the 11th embodiment can be a touch screen fordisplaying a screen and having a touch function, and the user interface1105 can be for manually adjusting field of view to switch the differentcamera module 1101. At this moment, the imaging lens assembly module ofthe camera module 1101 collects an imaging light on the image sensor andoutputs electronic signals associated with images to an image signalprocessor (ISP) 1106.

FIG. 11C is a block diagram of the electronic device 1100 according tothe 11th embodiment in FIG. 11A. In FIG. 11B and FIG. 11C, theelectronic device 1100 can further include an optical anti-shakemechanism 1107. Moreover, the electronic device 1100 can further includeat least one focusing assisting module 1110 and at least one sensingcomponent 1108. The focusing assisting module 1110 can be a flash module1109, an infrared distance measurement component, a laser focus module,etc. The flash module 1109 is for compensating the color temperature.The sensing component 1108 can have functions for sensing physicalmomentum and kinetic energies, such as an accelerator, a gyroscope, anda Hall effect element, so as to sense shaking or jitters applied byhands of the user or external environments. Thus the autofocus functionand the optical anti-shake mechanism 1107 of the imaging lens assemblymodule disposed on the electronic device 1100 can function to obtain agreat image quality and facilitate the electronic device 1100 accordingto the present disclosure to have a capturing function with multiplemodes, such as taking optimized selfies, high dynamic range (HDR) with alow light source, 4K resolution recording, etc. Furthermore, the usercan visually see the captured image of the camera through the userinterface 1105 and manually operate the view finding range on the userinterface 1105 to achieve the auto focus function of what you see iswhat you get.

Furthermore, the imaging lens assembly module, the image sensor, theoptical anti-shake mechanism 1107, the sensing component 1108 and thefocusing assisting module 1110 can be disposed on a flexible printedcircuit board (FPC) (not shown) and electrically connected to the ISP1106 and so on via a connector (not shown) so as to operate a picturingprocess. Recent electronic devices such as smartphones have a trendtowards thinness and lightness. The imaging lens assembly module and therelated elements are disposed on a FPC and circuits are assembled into amain board of an electronic device by a connector. Hence, it can fulfilla mechanical design of a limited inner space of the electronic deviceand a requirement of a circuit layout and obtain a larger allowance, andit is also favorable for an autofocus function of the imaging lensassembly module obtaining a flexible control via a touch screen of theelectronic device. In the 11th embodiment, the electronic device 1100can include a plurality of the sensing component 1108 and a plurality ofthe focusing assisting module 1110, and the sensing component 1108 andthe focusing assisting module 1110 are disposed on a FPC and another atleast one FPC (its reference numeral is omitted) and electricallyconnected to the ISP 1106 and so on via a corresponding connector so asto operate a picturing process. In other embodiment (not shown), thesensing component and the auxiliary optical elements can be disposed ona main board of an electronic device or a board of the other formaccording to a mechanical design and a requirement of a circuit layout.

Furthermore, the electronic device 1100 can further include, but not belimited to, a display, a control unit, a storage unit, a random-accessmemory (RAM), a read-only memory (ROM), or the combination thereof.

FIG. 11D is a schematic view of an image captured by the ultra-wideangle camera module 1102 according to the 11th embodiment in FIG. 11A.In FIG. 11D, a larger ranged image can be captured via the ultra-wideangle camera module 1102, and the ultra-wide angle camera module 1102has a function for containing more views.

FIG. 11E is a schematic view of an image captured by the high-pixelcamera module 1103 according to the 11th embodiment in FIG. 11A. In FIG.11E, a certain ranged and high-pixel image can be captured via thehigh-pixel camera module 1103, and the high-pixel camera module 1103 hasa function for high resolution and low distortion.

FIG. 11F is a schematic view of an image captured by the telephotocamera module 1104 according to the 11th embodiment in FIG. 11A. In FIG.11F, a far image can be captured and enlarged to a high magnificationvia the telephoto camera module 1104, and the telephoto camera module1104 has a function for a high magnification.

In FIG. 11D to FIG. 11F, when an image is captured via the camera module1101 having various focal lengths and processed via a technology of animage processing, a zoom function of the electronic device 1100 can beachieved.

12th Embodiment

FIG. 12 is a schematic view of a light blocking structure 1230 of animaging lens assembly module (not shown) according to the 12thembodiment of the present disclosure. In FIG. 12, an imaging lensassembly module (not shown) includes an imaging lens element set (notshown), a lens carrier (not shown) and a light blocking structure 1230.The imaging lens element set includes a plurality of lens elements andhas an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 1230 islocated on an image side of the lens elements.

The light blocking structure 1230 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 12th embodiment,the light blocking structure 1230 is a light blocking sheet mounted onthe lens carrier, and the light blocking structure 1230 is disposed onan image side of the lens carrier. The assembling can be a assemblingvia overlaying elements, an adhesion via spot gluing, arrangement ofspatial mechanisms and so on, but the present disclosure is not limitedthereto. Hence, it is favorable for assembling and does not occupy toomuch the space. The light blocking structure 1230 can be an aperturestop of the imaging lens assembly module for controlling an amount of anincident light of the imaging lens assembly module. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

The light blocking structure 1230 includes a light blocking opening1231, and the optical axis passes through the light blocking opening1231. The light blocking opening 1231 includes at least two arc portions1232 and a shrinking portion 1233, and the light blocking opening 1231forms an opening at a center of the light blocking structure 1230. Eachof the at least two arc portions 1232 has a first curvature radius, andthe first curvature radius is for defining a maximum diameter of thelight blocking opening 1231. The arc portions 1232 can be arrangedrelatively along the optical axis as a center. The shrinking portion1233 is connected to the arc portions 1232 for forming the lightblocking opening 1231 into a non-circular shape, and the shrinkingportion 1233 includes at least one protruding arc 1234. The protrudingarc 1234 extends and shrinks gradually from the shrinking portion 1233to the optical axis, and the protruding arc 1234 has a second curvatureradius. Each of junctions between the arc portions 1232 and theshrinking portion 1233 forms a convex arc portion 1235. In the 12thembodiment, a number of the arc portions 1232 is two, a number of the atleast one protruding arc 1234 is sixteen, a number of the convex arcportions 1235 is four, but the present disclosure is not limited to theaforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 12thembodiment, a possibility of the stray light generated by the lightblocking opening 1231 is decreased and the better image quality ismaintained via a design of the light blocking opening 1231. Moreover, anintensity of a light diffraction can be decreased via the protruding arc1234.

The protruding arc 1234 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 1234 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 12th embodiment and 2ndembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 12th embodiment are the same andwill not be described again herein.

In FIG. 12, when the maximum diameter of the light blocking opening 1231is D, the second curvature radius of the protruding arc 1234 is R, across-sectional area of the light blocking opening 1231 is A, a minimumdistance between the protruding arc 1234 and a center of the lightblocking opening 1231 is dmin, a maximum field of view of the imaginglens assembly module is FOV, a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, and a curvature radius of theconvex arc portions 1235 is r, the condition related to the parameterscan be satisfied as the following Table 12.

TABLE 12 the 12th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.752 R (mm)0.30 dmin/D 0.309 A (mm²) 18.91 FOV (degree) 10.1 dmin (mm) 1.75 N 3 R/D0.053 r (mm) 0.25

13th Embodiment

FIG. 13 is a schematic view of a light blocking structure 1330 of animaging lens assembly module (not shown) according to the 13thembodiment of the present disclosure. In FIG. 13, an imaging lensassembly module (not shown) includes an imaging lens element set (notshown), a lens carrier (not shown) and a light blocking structure 1330.The imaging lens element set includes a plurality of lens elements andhas an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 1330 islocated on an image side of the lens elements.

The light blocking structure 1330 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 13th embodiment,the light blocking structure 1330 is a light blocking sheet mounted onthe lens carrier, and the light blocking structure 1330 is disposed onan image side of the lens carrier. The assembling can be a assemblingvia overlaying elements, an adhesion via spot gluing, arrangement ofspatial mechanisms and so on, but the present disclosure is not limitedthereto. Hence, it is favorable for assembling and does not occupy toomuch the space. The light blocking structure 1330 can be an aperturestop of the imaging lens assembly module for controlling an amount of anincident light of the imaging lens assembly module. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

The light blocking structure 1330 includes a light blocking opening1331, and the optical axis passes through the light blocking opening1331. The light blocking opening 1331 includes at least two arc portions1332 and a shrinking portion 1333, and the light blocking opening 1331forms an opening at a center of the light blocking structure 1330. Eachof the at least two arc portions 1332 has a first curvature radius, andthe first curvature radius is for defining a maximum diameter of thelight blocking opening 1331. The arc portions 1332 can be arrangedrelatively along the optical axis as a center. The shrinking portion1333 is connected to the arc portions 1332 for forming the lightblocking opening 1331 into a non-circular shape, and the shrinkingportion 1333 includes at least one protruding arc 1334. The protrudingarc 1334 extends and shrinks gradually from the shrinking portion 1333to the optical axis, and the protruding arc 1334 has a second curvatureradius. Each of junctions between the arc portions 1332 and theshrinking portion 1333 forms a convex arc portion 1335. In the 13thembodiment, a number of the arc portions 1332 is two, a number of the atleast one protruding arc 1334 is eighteen, a number of the convex arcportions 1335 is four, but the present disclosure is not limited to theaforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 13thembodiment, a possibility of the stray light generated by the lightblocking opening 1331 is decreased and the better image quality ismaintained via a design of the light blocking opening 1331. Moreover, anintensity of a light diffraction can be decreased via the protruding arc1334.

The protruding arc 1334 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 1334 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 13th embodiment and 2ndembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 13th embodiment are the same andwill not be described again herein.

In FIG. 13, when the maximum diameter of the light blocking opening 1331is D, the second curvature radius of the protruding arc 1334 is R, across-sectional area of the light blocking opening 1331 is A, a minimumdistance between the protruding arc 1334 and a center of the lightblocking opening 1331 is dmin, a maximum field of view of the imaginglens assembly module is FOV, a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, and a curvature radius of theconvex arc portions 1335 is r, the condition related to the parameterscan be satisfied as the following Table 13.

TABLE 13 the 13th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.792 R (mm)0.30 dmin/D 0.327 A (mm²) 19.92 FOV (degree) 10.1 dmin (mm) 1.85 N 3 R/D0.053 r (mm) 0.2

14th Embodiment

FIG. 14 is a schematic view of a light blocking structure 1430 of animaging lens assembly module (not shown) according to the 14thembodiment of the present disclosure. In FIG. 14, an imaging lensassembly module (not shown) includes an imaging lens element set (notshown), a lens carrier (not shown) and a light blocking structure 1430.The imaging lens element set includes a plurality of lens elements andhas an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 1430 islocated on an image side of the lens elements.

The light blocking structure 1430 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 14th embodiment,the light blocking structure 1430 is a light blocking sheet mounted onthe lens carrier, and the light blocking structure 1430 is disposed onan image side of the lens carrier. The assembling can be a assemblingvia overlaying elements, an adhesion via spot gluing, arrangement ofspatial mechanisms and so on, but the present disclosure is not limitedthereto. Hence, it is favorable for assembling and does not occupy toomuch the space. The light blocking structure 1430 can be an aperturestop of the imaging lens assembly module for controlling an amount of anincident light of the imaging lens assembly module. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

The light blocking structure 1430 includes a light blocking opening1431, and the optical axis passes through the light blocking opening1431. The light blocking opening 1431 includes at least two arc portions1432 and a shrinking portion 1433, and the light blocking opening 1431forms an opening at a center of the light blocking structure 1430. Eachof the at least two arc portions 1432 has a first curvature radius, andthe first curvature radius is for defining a maximum diameter of thelight blocking opening 1431. The arc portions 1432 can be arrangedrelatively along the optical axis as a center. The shrinking portion1433 is connected to the arc portions 1432 for forming the lightblocking opening 1431 into a non-circular shape, and the shrinkingportion 1433 includes at least one protruding arc 1434. The protrudingarc 1434 extends and shrinks gradually from the shrinking portion 1433to the optical axis, and the protruding arc 1434 has a second curvatureradius. Each of junctions between the arc portions 1432 and theshrinking portion 1433 forms a convex arc portion 1435. In the 14thembodiment, a number of the arc portions 1432 is two, a number of the atleast one protruding arc 1434 is twenty, a number of the convex arcportions 1435 is four, but the present disclosure is not limited to theaforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 14thembodiment, a possibility of the stray light generated by the lightblocking opening 1431 is decreased and the better image quality ismaintained via a design of the light blocking opening 1431. Moreover, anintensity of a light diffraction can be decreased via the protruding arc1434.

The protruding arc 1434 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 1434 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 14th embodiment and 2ndembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 14th embodiment are the same andwill not be described again herein.

In FIG. 14, when the maximum diameter of the light blocking opening 1431is D, the second curvature radius of the protruding arc 1434 is R, across-sectional area of the light blocking opening 1431 is A, a minimumdistance between the protruding arc 1434 and a center of the lightblocking opening 1431 is dmin, a maximum field of view of the imaginglens assembly module is FOV, a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, and a curvature radius of theconvex arc portions 1435 is r, the condition related to the parameterscan be satisfied as the following Table 14.

TABLE 14 the 14th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.744 R (mm)0.30 dmin/D 0.309 A (mm²) 18.71 FOV (degree) 10.1 dmin (mm) 1.75 N 3 R/D0.053 r (mm) 0.2

15th Embodiment

FIG. 15 is a schematic view of a light blocking structure 1530 of animaging lens assembly module (not shown) according to the 15thembodiment of the present disclosure. In FIG. 15, an imaging lensassembly module (not shown) includes an imaging lens element set (notshown), a lens carrier (not shown) and a light blocking structure 1530.The imaging lens element set includes a plurality of lens elements andhas an optical axis (its reference numeral is omitted). At least onelens element of the lens elements of the imaging lens elements set isdisposed in the lens carrier, and the light blocking structure 1530 islocated on an image side of the lens elements.

The light blocking structure 1530 can be a light blocking sheet, aspacer, a retainer, a lens carrier or a metal light blocking sheet, butthe present disclosure is not limited thereto. In the 15th embodiment,the light blocking structure 1530 is a light blocking sheet mounted onthe lens carrier, and the light blocking structure 1530 is disposed onan image side of the lens carrier. The assembling can be a assemblingvia overlaying elements, an adhesion via spot gluing, arrangement ofspatial mechanisms and so on, but the present disclosure is not limitedthereto. Hence, it is favorable for assembling and does not occupy toomuch the space. The light blocking structure 1530 can be an aperturestop of the imaging lens assembly module for controlling an amount of anincident light of the imaging lens assembly module. Hence, it isfavorable for increasing an efficiency of eliminating the stray light.

The light blocking structure 1530 includes a light blocking opening1531, and the optical axis passes through the light blocking opening1531. The light blocking opening 1531 includes at least two arc portions1532 and a shrinking portion 1533, and the light blocking opening 1531forms an opening at a center of the light blocking structure 1530. Eachof the at least two arc portions 1532 has a first curvature radius, andthe first curvature radius is for defining a maximum diameter of thelight blocking opening 1531. The arc portions 1532 can be arrangedrelatively along the optical axis as a center. The shrinking portion1533 is connected to the arc portions 1532 for forming the lightblocking opening 1531 into a non-circular shape, and the shrinkingportion 1533 includes at least one protruding arc 1534. The protrudingarc 1534 extends and shrinks gradually from the shrinking portion 1533to the optical axis, and the protruding arc 1534 has a second curvatureradius. Each of junctions between the arc portions 1532 and theshrinking portion 1533 forms a convex arc portion 1535. In the 15thembodiment, a number of the arc portions 1532 is two, a number of the atleast one protruding arc 1534 is six, a number of the convex arcportions 1535 is four, but the present disclosure is not limited to theaforementioned numbers.

In the conventional art, in order to satisfy a miniaturization of theimaging lens assembly module, a light blocking opening is disposed on animaging lens assembly module; however, the light blocking opening willbe forced to shrink so that a high intensity of a stray light is easilyto be generated on the light blocking opening. Thus, in the 15thembodiment, a possibility of the stray light generated by the lightblocking opening 1531 is decreased and the better image quality ismaintained via a design of the light blocking opening 1531. Moreover, anintensity of a light diffraction can be decreased via the protruding arc1534.

The protruding arc 1534 can be a convex-shape arc or a shrinkingprotrusion made of concave arcs, but the present disclosure is notlimited thereto. Specifically, the protruding arc 1534 can further be aconvex light blocking structure formed by one of a concave arc having acurvature radius and a convex arc having a curvature radius.

Because the only difference between the 15th embodiment and 2ndembodiment is the light blocking structure, numbers and arrangements ofthe other elements according to the 15th embodiment are the same andwill not be described again herein.

In FIG. 15, when the maximum diameter of the light blocking opening 1531is D, the second curvature radius of the protruding arc 1534 is R, across-sectional area of the light blocking opening 1531 is A, a minimumdistance between the protruding arc 1534 and a center of the lightblocking opening 1531 is dmin, a maximum field of view of the imaginglens assembly module is FOV, a number of the lens elements of theimaging lens element set is N, wherein π is a ratio of a circumferenceof a circle to a diameter of the circle, and a curvature radius of theconvex arc portions 1535 is r, the condition related to the parameterscan be satisfied as the following Table 15.

TABLE 15 the 15th embodiment D (mm) 5.66 A/[π × (D/2)²] 0.791 R (mm)1.80 dmin/D 0.327 A (mm²) 19.91 FOV (degree) 10.1 dmin (mm) 1.85 N 3 R/D0.318 r (mm) 0.2

The foregoing description, for purpose of explanation, has beendescribed with reference to specific embodiments. It is to be noted thatTables show different data of the different embodiments; however, thedata of the different embodiments are obtained from experiments. Theembodiments were chosen and described in order to best explain theprinciples of the disclosure and its practical applications, to therebyenable others skilled in the art to best utilize the disclosure andvarious embodiments with various modifications as are suited to theparticular use contemplated. The embodiments depicted above and theappended drawings are exemplary and are not intended to be exhaustive orto limit the scope of the present disclosure to the precise formsdisclosed. Many modifications and variations are possible in view of theabove teachings.

What is claimed is:
 1. An imaging lens assembly module, comprising: animaging lens element set comprising a plurality of lens elements, andhaving an optical axis; a lens carrier, wherein at least one lenselement of the lens elements is disposed in the lens carrier; and alight blocking structure being a light blocking sheet mounted on thelens carrier, located on an image side of the at least one lens element,and comprising: a light blocking opening, the optical axis passingthrough the light blocking opening, and the light blocking openingcomprising: at least two arc portions, wherein each of the at least twoarc portions has a first curvature radius, and the first curvatureradius is for defining a maximum diameter of the light blocking opening;and a shrinking portion connected to the at least two arc portions,wherein the shrinking portion comprises at least one protruding arcextending and shrinking gradually from the shrinking portion to theoptical axis, and the at least one protruding arc has a second curvatureradius; wherein the light blocking structure is an aperture stop of theimaging lens assembly module for controlling an amount of an incidentlight of the imaging lens assembly module; wherein the maximum diameterof the light blocking opening is D, the second curvature radius of theprotruding arc is R, and the following condition is satisfied:0.01<R/D<3.
 2. The imaging lens assembly module of claim 1, wherein themaximum diameter of the light blocking opening is D, a minimum distancebetween the protruding arc and a center of the light blocking opening isdmin, and the following condition is satisfied:0.20<dmin/D<0.45.
 3. The imaging lens assembly module of claim 1,wherein the maximum diameter of the light blocking opening is D, aminimum distance between the protruding arc and a center of the lightblocking opening is dmin, and the following condition is satisfied:0.25<dmin/D<0.40.
 4. The imaging lens assembly module of claim 1,wherein a number of the lens elements of the imaging lens element set isN, and the following condition is satisfied:3≤N≤8.
 5. The imaging lens assembly module of claim 1, wherein a maximumfield of view of the imaging lens assembly module is FOV, and thefollowing condition is satisfied:3 degrees≤FOV≤40 degrees.
 6. An imaging lens assembly module,comprising: an imaging lens element set comprising a plurality of lenselements, and having an optical axis; a lens carrier, wherein at leastone lens element of the lens elements is disposed in the lens carrier; alight blocking structure being a light blocking sheet mounted on thelens carrier, located on an image side of the at least one lens element,and comprising: a light blocking opening, the optical axis passingthrough light blocking opening, and the light blocking openingcomprising: at least two arc portions, wherein each of the at least twoarc portions has a first curvature radius, and the first curvatureradius is for defining a maximum diameter of the light blocking opening;and a shrinking portion connected to the at least two arc portions,wherein the shrinking portion comprises at least one protruding arcextending and shrinking gradually from the shrinking portion to theoptical axis, and the at least one protruding arc has a second curvatureradius; and a driving device for driving the imaging lens element setand the light blocking structure to move simultaneously along at leastone direction; wherein the maximum diameter of the light blockingopening is D, a cross-sectional area of the light blocking opening is A,and the following condition is satisfied: 0.30<A/[π×(D/2)²]<0.95,wherein π is a ratio of a circumference of a circle to a diameter of thecircle.
 7. The imaging lens assembly module of claim 6, wherein themaximum diameter of the light blocking opening is D, the cross-sectionalarea of the light blocking opening is A, and the following condition issatisfied: 0.50<A/[π×(D/2)²]<0.90, wherein π is the ratio of thecircumference of the circle to the diameter of the circle.
 8. Theimaging lens assembly module of claim 6, wherein the maximum diameter ofthe light blocking opening is D, the second curvature radius of theprotruding arc is R, and the following condition is satisfied:0.01<R/D<3.
 9. The imaging lens assembly module of claim 6, wherein themaximum diameter of the light blocking opening is D, a minimum distancebetween the protruding arc and a center of the light blocking opening isdmin, and the following condition is satisfied:0.20<dmin/D<0.45.
 10. The imaging lens assembly module of claim 9,wherein the diameter of the light blocking opening is D, the minimumdistance between the protruding arc and the center of the light blockingopening is dmin, and the following condition is satisfied:0.25<dmin/D<0.40.
 11. The imaging lens assembly module of claim 6,further comprising: at least one reflecting element located on at leastone side of an object side and an image side of the imaging lens elementset.
 12. The imaging lens assembly module of claim 6, wherein the lenscarrier is a plastic injection-molded member, and the driving device isdisposed on the lens carrier.
 13. A camera module, comprising: theimaging lens assembly module of claim 6; and an image sensor disposed onan image surface of the imaging lens assembly module.
 14. An electronicdevice, comprising: the camera module of claim
 13. 15. An imaging lensassembly module, comprising: an imaging lens element set comprising aplurality of lens elements, and having an optical axis; a lens carrier,wherein at least one lens element of the lens elements is disposed inthe lens carrier; a light blocking structure being a light blockingsheet mounted on the lens carrier, located on an image side of the atleast one lens element, and comprising: a light blocking opening, theoptical axis passing through light blocking opening, and the lightblocking opening comprising: at least two arc portions, wherein each ofthe at least two arc portions has a first curvature radius, and thefirst curvature radius is for defining a maximum diameter of the lightblocking opening; and a shrinking portion connected to the at least twoarc portions, wherein the shrinking portion comprises at least oneprotruding arc extending and shrinking gradually from the shrinkingportion to the optical axis, and the at least one protruding arc has asecond curvature radius; and a driving device for driving the imaginglens element set and the light blocking structure to move simultaneouslyalong at least one direction; wherein the maximum diameter of the lightblocking opening is D, the second curvature radius of the protruding arcis R, and the following condition is satisfied:0.01<R/D<3.
 16. The imaging lens assembly module of claim 15, whereinthe maximum diameter of the light blocking opening is D, a minimumdistance between the protruding arc and a center of the light blockingopening is dmin, and the following condition is satisfied:0.20<dmin/D<0.45.
 17. The imaging lens assembly module of claim 15,wherein the diameter of the light blocking opening is D, a minimumdistance between the protruding arc and a center of the light blockingopening is dmin, and the following condition is satisfied:0.25<dmin/D<0.40.
 18. The imaging lens assembly module of claim 15,wherein a number of the lens elements of the imaging lens element set isN, and the following condition is satisfied:3≤N≤8.
 19. The imaging lens assembly module of claim 15, wherein amaximum field of view of the imaging lens assembly module is FOV, andthe following condition is satisfied:3 degrees≤FOV≤40 degrees.
 20. An imaging lens assembly module,comprising: an imaging lens element set comprising a plurality of lenselements, and having an optical axis; a lens carrier, wherein at leastone lens element of the lens elements is disposed in the lens carrier;and a light blocking structure being a light blocking sheet mounted onthe lens carrier, located on an image side of the at least one lenselement, and comprising: a light blocking opening, the optical axispassing through light blocking opening, and the light blocking openingcomprising: at least two arc portions, wherein each of the at least twoarc portions has a first curvature radius, and the first curvatureradius is for defining a maximum diameter of the light blocking opening;and a shrinking portion connected to the at least two arc portions,wherein the shrinking portion comprises at least one protruding arcextending and shrinking gradually from the shrinking portion to theoptical axis, and the at least one protruding arc has a second curvatureradius; wherein the light blocking structure is an aperture stop of theimaging lens assembly module for controlling an amount of an incidentlight of the imaging lens assembly module; wherein the maximum diameterof the light blocking opening is D, a cross-sectional area of the lightblocking opening is A, and the following condition is satisfied:0.30<A/[π×(D/2)²]<0.95, wherein π is a ratio of a circumference of acircle to a diameter of the circle.
 21. The imaging lens assembly moduleof claim 20, wherein the maximum diameter of the light blocking openingis D, the cross-sectional area of the light blocking opening is A, andthe following condition is satisfied: 0.50<A/[π×(D/2)²]<0.90, wherein πis the ratio of the circumference of the circle to the diameter of thecircle.
 22. The imaging lens assembly module of claim 20, wherein themaximum diameter of the light blocking opening is D, the secondcurvature radius of the protruding arc is R, and the following conditionis satisfied:0.01<R/D<3.
 23. The imaging lens assembly module of claim 20, whereinthe maximum diameter of the light blocking opening is D, a minimumdistance between the protruding arc and a center of the light blockingopening is dmin, and the following condition is satisfied:0.20<dmin/D<0.45.
 24. The imaging lens assembly module of claim 23,wherein the diameter of the light blocking opening is D, the minimumdistance between the protruding arc and the center of the light blockingopening is dmin, and the following condition is satisfied:0.25<dmin/D<0.40.
 25. The imaging lens assembly module of claim 20,further comprising: at least one reflecting element located on at leastone side of an object side and an image side of the imaging lens elementset.
 26. The imaging lens assembly module of claim 20, furthercomprising: a driving device, wherein the lens carrier is a plasticinjection-molded member, and the driving device is disposed on the lenscarrier.